54. The Process of Space Station Development Using External Tanks, Report by the External Tank Working Group of the California Space Institute, Scripps Institute of Oceanography, University of California at San Diego, La Jolla, Calif., March 1983.

56. Report on the Utilization of the External Tanks of the Space Transportation System, NAS8-35037, California Space Institute, University of California at Say Diego, Workshop held Aug 1982, April 1983.

95. Workshop on Possible Applications of the STS External Tank to Life Support, and to Chemical and Life Sciences, California Space Institute, CSI 83-2, Scripps Institute of Oceanography, La Jolla, Calif., February 1983.